/***
# blog:Linux下getopt()函数的简单使用 
     https://www.cnblogs.com/qingergege/p/5914218.html 

     https://blog.csdn.net/afei__/article/details/81261879

     https://blog.csdn.net/zzhongcy/article/details/85998409

     


*/

#include <unistd.h>
#include <stdio.h>
#include <getopt.h>

int main(int argc,char * argv[])
{

    printf("optind = %d, opterr = %d\n",optind,opterr);


}